1916. Second Impression. 328 pages. No dust jacket. Brown cloth. Black diagrams and illustrations throughout. Pages are moderately tanned with noticeable foxing throughout. Cracks to hinges, exposing netting. Mild cracking to gutters, causing pages to be shaky. Previous owner's inscription to front free endpaper. Thumb-marking present throughout. Boards have visible rubbing and moderate bumping to corners. Noticeable tanning to spine and edges with some crushing to spine ends. Gilt lettering is darkened. Some black marks overall.